Siemens BQD145 - Molded Case Breaker 45A 277V (14kA AIC)

Price
Regular price $59.52
Regular price $261.00 Sale price $59.52
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Condition
  • In stock, ready to ship
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Siemens BQD145 is a molded case circuit breaker designed for providing reliable overcurrent protection in single-phase industrial and commercial electrical systems. It features a 45A current rating and a 277V AC voltage rating, housed within a compact 1" x 4.49" x 4.49" (25.4mm x 114mm x 114mm) bolt-on frame with lug terminals suitable for wire sizes from 6 AWG to 12 AWG (Al) or 14 AWG (Cu). This thermal-magnetic breaker offers both long-time and instantaneous trip functions, delivers a 14kA interrupting capacity at 277V, and is certified to UL 497 and CSA-C22.2 standards for safety and performance. It is engineered for operation in temperatures from -25°C to 70°C and is typically applied within Siemens P1 panelboards for branch circuit protection.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal Magnetic Protection, Bolt-on Connection
  • Voltage Rating: 277V AC
  • Current Rating: 45A
  • Frame Size: 100A / BQD
  • Poles: 1
  • Phase: 1
  • AIC Rating: 14kA @ 277V
  • Connection: Bolt-on, Lug Terminal
  • Wire Size (MCM): Min. 12 AWG (Al) / 14 AWG (Cu), Max. 6 AWG
  • Dimensions: 1 in H x 4.49 in W x 4.49 in D (25.4mm x 114mm x 114mm)
  • Weight: 0.549 lb
  • Temp Rating: -25°C to 70°C (-13°F to 158°F)
  • Protection Functions: Long Time and Instantaneous Trip
  • Breaker Type: Standard
  • Panel Type: Siemens P1 Panelboards
  • Standards & Certification: CSA-C22.2, UL 497
  • Country of Origin: Mexico


Product Identification
  • UPC: 783643277144
  • GTIN: 00783643277144